A small fictional village in England is completely subdued by an alien presence for an entire day. Upon waking, it is discovered that numerous women in the town are pregnant.

This documentary series makes us discover little-known worlds from the inside. With hidden cameras, the hosts and their crew do everything they can to get into these underworlds that wish to remain closed off, and show what really happens behind the curtains.

Finnish art fraud investigator, Emma, goes undercover to infiltrate an auction house in Stockholm to investigate the firm’s connection to a notorious money launderer known as Blanko. To go undetected, Emma chooses the cover identity Annika, a hot-headed socialite who lives for wild parties, drugs and alcohol and is the opposite of the cool, calm, and collected Emma. By adopting this wild persona, doors begin to open to the hidden world of high-class art fraud. However, becoming Annika means Emma must confront memories from her past that she has tried to forget.

Sicily boasts a bold "Anti-Mafia" coalition. But what happens when those trying to bring down organized crime are accused of being criminals themselves?